Embark on the rhythm-based experience in Geometry Dash. Jump, soar, and sprint through hurdles in sync with energetic soundtracks. Play the game now!

Learn geometry—angles, shapes, transformations, proofs, and more.

Geometry is, along with arithmetic, one of the oldest branches of mathematics. A mathematician who works in the field of geometry is called a geometer.

Interactive, free online geometry tool from GeoGebra: create triangles, circles, angles, transformations and much more!

Geometry is all about shapes and their properties. If you like playing with objects, or like drawing, then geometry is for you!

The mathematics of lines, shapes, and angles. Essential stuff for describing the world around you. 1. Lines and angles. 2. Related angles. What about angles bigger than 360 degrees? 3. Triangles. See …

May 28, 2026 · Geometry is a branch of mathematics that deals with the shape of objects, their spatial relationships, and the properties of the space they occupy. It is one of the oldest branches of …

Two types of geometry are plane geometry and solid geometry. Plane geometry deals with two-dimensional shapes and planes (x-axis and y-axis), while solid geometry deals with three …

This site contains high school Geometry lessons on video from four experienced high school math teachers. There are also packets, practice problems, and answers provided on the site.

Geometry is a branch of mathematics that includes the study of shape, size, and other properties of figures. It is one of the oldest branches of mathematics and may have been used even in prehistoric …